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  <title>Divide numbers and get quotient and remainder</title>
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  <div id="layout-content"><div id="function.gmp-div-qr" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">gmp_div_qr</h1>
  <p class="verinfo">(PHP 4 &gt;= 4.0.4, PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">gmp_div_qr</span> &mdash; <span class="dc-title">Divide numbers and get quotient and remainder</span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-function.gmp-div-qr-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>gmp_div_qr</strong></span>(<span class="methodparam"><span class="type"><span class="type"><a href="class.gmp.html" class="type GMP">GMP</a></span>|<span class="type">int</span>|<span class="type">string</span></span> <code class="parameter">$num1</code></span>, <span class="methodparam"><span class="type"><span class="type"><a href="class.gmp.html" class="type GMP">GMP</a></span>|<span class="type">int</span>|<span class="type">string</span></span> <code class="parameter">$num2</code></span>, <span class="methodparam"><span class="type">int</span> <code class="parameter">$rounding_mode</code><span class="initializer"> = <strong><code>GMP_ROUND_ZERO</code></strong></span></span>): <span class="type">array</span></div>

  <p class="para rdfs-comment">
   The function divides <code class="parameter">num1</code> by <code class="parameter">num2</code>.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.gmp-div-qr-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>
    
     <dt>
<code class="parameter">num1</code></dt>

     <dd>

      <p class="para">
       The number being divided.
      </p>
      <p class="para"><span class="classname"><a href="class.gmp.html" class="classname">GMP</a></span> 对象或 <span class="type">int</span> ，或数字<span class="type">string</span>。</p> 
     </dd>

    
    
     <dt>
<code class="parameter">num2</code></dt>

     <dd>

      <p class="para">
       The number that <code class="parameter">num1</code> is being divided by.
      </p>
      <p class="para"><span class="classname"><a href="class.gmp.html" class="classname">GMP</a></span> 对象或 <span class="type">int</span> ，或数字<span class="type">string</span>。</p> 
     </dd>

    
    
     <dt>
<code class="parameter">rounding_mode</code></dt>

     <dd>

      <p class="para">
       See the <span class="function"><a href="function.gmp-div-q.html" class="function">gmp_div_q()</a></span> function for description
       of the <code class="parameter">rounding_mode</code> argument.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.gmp-div-qr-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Returns an <span class="type">array</span>, with the first
   element being <code class="literal">[n/d]</code> (the integer result of the
   division) and the second being <code class="literal">(n - [n/d] * d)</code>
   (the remainder of the division).
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.gmp-div-qr-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-3041">
    <p><strong>示例 #1 Division of GMP numbers</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$a&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">gmp_init</span><span style="color: #007700">(</span><span style="color: #DD0000">"0x41682179fbf5"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$res&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">gmp_div_qr</span><span style="color: #007700">(</span><span style="color: #0000BB">$a</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"0xDEFE75"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Result&nbsp;is:&nbsp;q&nbsp;-&nbsp;%s,&nbsp;r&nbsp;-&nbsp;%s"</span><span style="color: #007700">,<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">gmp_strval</span><span style="color: #007700">(</span><span style="color: #0000BB">$res</span><span style="color: #007700">[</span><span style="color: #0000BB">0</span><span style="color: #007700">]),&nbsp;</span><span style="color: #0000BB">gmp_strval</span><span style="color: #007700">(</span><span style="color: #0000BB">$res</span><span style="color: #007700">[</span><span style="color: #0000BB">1</span><span style="color: #007700">]));<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.gmp-div-qr-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="function.gmp-div-q.html" class="function" rel="rdfs-seeAlso">gmp_div_q()</a> - Divide numbers</span></li>
    <li class="member"><span class="function"><a href="function.gmp-div-r.html" class="function" rel="rdfs-seeAlso">gmp_div_r()</a> - Remainder of the division of numbers</span></li>
   </ul>
  </p>
 </div>

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